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$NetBSD: patch-af,v 1.1 2006/01/13 15:16:14 joerg Exp $

--- src/help.c.orig	2006-01-13 14:58:59.000000000 +0000
+++ src/help.c
@@ -94,8 +94,6 @@ static int head, tail;			/* circular buf
 #define MVINDEX(X,N) \
   (X = (X + HELP_HISTORY_ALLOC + N) % HELP_HISTORY_ALLOC)
 
-extern int errno;
-
 static int
 page2num(const char *pagename)
 {